81825360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{340939}}^1$

素因数の和:340955

約数の個数: 40

約数和(自身を含む): 253659360

約数和(自身を除く): 171834000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 340939, 681878, 1022817, 1363756, 1704695, 2045634, 2727512, 3409390, 4091268, 5114085, 5455024, 6818780, 8182536, 10228170, 13637560, 16365072, 20456340, 27275120, 40912680, 81825360]

約数ペア:

[(1, 81825360), (2, 40912680), (3, 27275120), (4, 20456340), (5, 16365072), (6, 13637560), (8, 10228170), (10, 8182536), (12, 6818780), (15, 5455024), (16, 5114085), (20, 4091268), (24, 3409390), (30, 2727512), (40, 2045634), (48, 1704695), (60, 1363756), (80, 1022817), (120, 681878), (240, 340939)]